220002313 has 4 divisors (see below), whose sum is σ = 220032720. Its totient is φ = 219971908.

The previous prime is 220002301. The next prime is 220002331. The reversal of 220002313 is 313200022.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 220002313 - 2¹⁷ = 219871241 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 220002293 and 220002302.

It is not an unprimeable number, because it can be changed into a prime (220002353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2598 + ... + 21136.

It is an arithmetic number, because the mean of its divisors is an integer number (55008180).

Almost surely, 2^220002313 is an apocalyptic number.

It is an amenable number.

220002313 is a deficient number, since it is larger than the sum of its proper divisors (30407).

220002313 is a wasteful number, since it uses less digits than its factorization.

220002313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30406.

The product of its (nonzero) digits is 72, while the sum is 13.

The square root of 220002313 is about 14832.4749452005. The cubic root of 220002313 is about 603.6831893001.

Adding to 220002313 its reverse (313200022), we get a palindrome (533202335).

The spelling of 220002313 in words is "two hundred twenty million, two thousand, three hundred thirteen".